Question

Sa se rezolve sistemul de ecuatii :
Va rog ❤❤❤

Answer 1

$\frac{ \sqrt{x} + \sqrt{y} }{ \sqrt{xy} } = \frac{4}{3};xy=9 \\ \frac{x+y+2 \sqrt{xy} }{xy}= \frac{16}{9};xy=9 \\ x+y+6=16;xy=9 \\ x+y=10;xy=9 \\ y=10-x;x(10-x)=9 \\ y=10-x; x^{2} -10x+9=0 \\ x=1;y=9;sau:x=9;y=1$